

A Weekend at BioWorld (8/11/25)
Aug 11, 2025
Join Mindy and Guy as they win a thrilling weekend at a state-of-the-art research facility in the desert! Discover the wonders of BioWorld, a massive greenhouse inspired by the Biosphere 2 experiment. Learn about the fascinating dynamics of plants and bacteria in air and food management. Peek into the lives of analog astronauts preparing for space habitats and enjoy a delightful tour of BioWorld's diverse ecosystems. Plus, hear kids sharing their own mind-blowing facts!
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Winning BioWorld On A Radio Game
- Mindy and Guy call into a radio contest and win a weekend at BioWorld by naming sound effects.
- Their playful, specific answers highlight the show's silly tone and kick off the BioWorld adventure.
Closed Biospheres Mirror Earth's Cycles
- BioWorld/Biosphere 2 is a sealed, life-size greenhouse built to replicate Earth's biomes for experiments.
- Closed systems rely on plant-animal gas exchange, revealing tight links between ecology and human survival.
Biosphere 2’s Two-Year Human Trial
- In the 1991 Biosphere 2 human experiment, eight researchers lived sealed inside for two years trying to grow most of their food.
- Unexpected bacteria and oxygen loss forced them to use emergency oxygen and rations, complicating the mission.